Invited address delivered at the summer conference of the Anam Society for the Study of Education, Seoul, Korea.

Paper presented at the 4th quarterly meeting of the Korean Educational Psychology Association, Jeju, Korea.

Paper presented at the 4th quarterly meeting of the Korean Educational Psychology Association, Jeju, Korea.

Paper presented at the 4th quarterly meeting of the Korean Educational Psychology Association, Jeju, Korea.

Paper presented at the 4th KELS (Korean Education Longitudinal Study) Conference, Seoul, Korea.

Keynote address delivered at the 2010 bMRI Symposium on Motivation, Seoul, Korea.

Poster session presented at the 16th annual meeting of the Organization for Human Brain Mapping, Barcelona, Spain.

Poster session presented at the 16th annual meeting of the Organization for Human Brain Mapping, Barcelona, Spain.

Poster session presented at the annual meeting of the Organization for Human Brain Mapping, Barcelona, Spain.

Poster session presented at the annual meeting of the Organization for Human Brain Mapping, Barcelona, Spain.